U. S. NATIONAL MUSEUM 



BULLETIN 123 PL. 10 



S^ 



CO/77.3 focA/€7 /7 a 



SS y/r^/'/z/a/za 



S6 a/A/cap/Yaz/cr 



S7 6/r/'zo/7ens/3 



SS /Tiefa/Z/ca 



SS /acc//e/7fa/7a 



Male Genitalia of Petrova, 



For explanation of plate see page 276. 



